CN114593371B - Oil gas transportation pipeline leakage real-time monitoring device and monitoring method - Google Patents
Oil gas transportation pipeline leakage real-time monitoring device and monitoring method Download PDFInfo
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- CN114593371B CN114593371B CN202210204264.3A CN202210204264A CN114593371B CN 114593371 B CN114593371 B CN 114593371B CN 202210204264 A CN202210204264 A CN 202210204264A CN 114593371 B CN114593371 B CN 114593371B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D5/00—Protection or supervision of installations
- F17D5/02—Preventing, monitoring, or locating loss
- F17D5/06—Preventing, monitoring, or locating loss using electric or acoustic means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D5/00—Protection or supervision of installations
- F17D5/005—Protection or supervision of installations of gas pipelines, e.g. alarm
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Engineering & Computer Science (AREA)
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- Acoustics & Sound (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
The invention relates to the technical field of oil and gas transportation safety, in particular to an oil and gas transportation pipeline leakage real-time monitoring device and a monitoring method.
Description
Technical Field
The invention relates to a monitoring device, in particular to a device and a method for monitoring leakage of an oil and gas transportation pipeline in real time, and belongs to the technical field of oil and gas transportation safety.
Background
Oil and gas generally refers to oil and gas used for fuel, such as petroleum and natural gas, which are inflammable and explosive, so that the oil and gas have high requirements on safety during transportation, especially in the case that oil and gas leakage cannot occur in the transportation.
In the long-distance oil gas transportation process, because the pipeline for transporting the oil gas is generally longer, when the pipeline leaks, the position of the pipeline leakage is difficult to find quickly, so that the danger and the imperceptibility of the leakage are increased, and in order to solve the problem, a device for conveniently monitoring the oil gas leakage is needed.
Disclosure of Invention
The invention aims to solve the problems and provide a device and a method for monitoring leakage of an oil and gas transportation pipeline in real time, which can monitor the pipeline for transporting oil and gas in real time and can quickly find out the leaked pipeline section when the pipeline leaks.
The invention realizes the aim through the following technical scheme, the oil gas transportation pipeline leakage real-time monitoring device and the monitoring method thereof comprise a first shell and a second shell, wherein rubber pads are fixedly connected to the first shell and the second shell, a fixing mechanism is connected to the first shell and the second shell together, a pressure regulating mechanism is connected to the first shell, the pressure regulating mechanism comprises a first air cylinder, a first air hole and a first piston, the first air cylinder is fixedly connected to the first shell, the first piston is slidingly connected to the inner wall of the first air cylinder, the first air hole is formed in the first shell, a warning mechanism is connected to the first shell, the warning mechanism comprises a second air cylinder, a second air hole, a partition plate, a battery seat, a power supply, a conducting rod and a warning lamp, the first air cylinder is fixedly connected to the first shell, the second air hole is formed in the first shell, the partition plate is fixedly connected to the inner wall of the second air cylinder, the battery seat is fixedly connected to the battery seat, the power supply is arranged in the battery seat, the power supply is electrically connected to the conducting rod and the second air cylinder is electrically connected to the warning mechanism, and the warning lamp is electrically connected to the outside of the second air cylinder.
Preferably, the fixing mechanism comprises a first fixing block, a second fixing block and bolts, wherein a plurality of first fixing blocks are fixedly connected to the first shell, a plurality of second fixing blocks are fixedly connected to the second shell, the bolts are respectively and rotatably connected to the first fixing blocks, and the bolts are respectively and spirally connected with the second fixing blocks.
Preferably, the pressure regulating mechanism further comprises a connecting block and a screw rod, the connecting block is fixedly connected to the first piston, the screw rod is rotationally connected to the connecting block, and the screw rod is in threaded connection with the first cylinder.
Preferably, the pressure regulating mechanism further comprises a rotary table and vertical rods, one end of the screw rod, which is positioned outside the first cylinder, is fixedly connected with the rotary table, two vertical rods are fixedly connected to the inner wall of the first cylinder, and the two vertical rods are both in sliding connection with the first piston.
Preferably, the sliding mechanism comprises a second piston and a first spring, the second piston is connected to the inner wall of the second cylinder in a sliding manner, and the first spring is fixedly connected between the second piston and the partition plate.
Preferably, the sliding mechanism further comprises a sliding rod and a conductive block, the second piston is fixedly connected with the sliding rod, the sliding rod is in sliding connection with the partition plate, the conductive block is fixedly connected to the sliding rod, and the conductive block is movably connected with the conductive rod.
Preferably, the auxiliary mechanism comprises a fixed sleeve, a sliding sheet and a second spring, wherein the fixed sleeve is fixedly connected to the outer side of the second cylinder, the sliding sheet is slidably connected to the inner part of the fixed sleeve, and the second spring is fixedly connected between the sliding sheet and the fixed sleeve.
Preferably, the monitoring method comprises:
s1: the pipeline to be detected is placed between the first shell and the second shell, namely the pipeline is clamped by the first shell and the second shell, and the first shell and the second shell are firmly fixed together through the fixing mechanism.
S2: the pressure regulating mechanism is operated to reduce the air pressure in the first cylinder, so that the first piston slides, and the air pressure in the whole space in the first shell and the second shell is reduced.
S3: because the pressure regulating mechanism causes the air pressure change in the whole device, the warning mechanism generates corresponding change, and whether the oil gas leakage occurs in the pipeline can be judged by whether the warning lamp on the warning mechanism is on or not.
The beneficial effects of the invention are as follows:
according to the invention, the pressure regulating mechanism is arranged, so that the screw rod can be driven to rotate through rotating the turntable, the connecting block moves in the first air cylinder, the first piston is driven to slide upwards in the first air cylinder, the air pressure in the first air cylinder and even in the first outer shell and the second outer shell is reduced along with the sliding of the first piston, the second piston in the second air cylinder slides downwards under the condition that the air pressure is reduced, the sliding rod is driven to move, the sliding rod slides to enable the conducting block originally contacted with the conducting rod to be no longer connected with the conducting rod, so that a circuit formed by the whole conducting rod is disconnected, an originally-lighted warning lamp is extinguished, and at the moment, under the action of the air pressure, the second piston slides, but the first spring is in a stretched state, and the warning lamp is not lighted at the moment, so that a pipeline for transporting oil gas is not leaked yet.
According to the invention, once the pipeline leaks, the oil gas in the pipeline leaks into the space in the first shell and the second shell, and at the moment, the air pressure between the first shell and the second shell is increased due to the leakage of the oil gas, so that the second piston slides upwards under the action of the first spring to drive the sliding rod to move upwards, the conducting block on the sliding rod is contacted with the conducting rod again, the conducting rod circuit is conducted at the moment, the power supply supplies power to the conducting rod circuit, the warning lamp is further lightened, the lightened warning lamp indicates that the pipeline leaks the oil gas, and the pipe section with the leakage can be determined through the lightened position of the warning lamp when different pipe sections leak through installing devices on the pipe sections respectively.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a top view of the device of FIG. 1 in accordance with the present invention;
FIG. 3 is a schematic view of the internal structure of the present invention;
FIG. 4 is a schematic view showing the internal structure of a first cylinder according to the present invention;
FIG. 5 is a schematic view showing the internal structure of a second cylinder according to the present invention;
fig. 6 is a schematic diagram of a connection structure of the auxiliary mechanism in the present invention.
In the figure: 1. a first housing; 2. a second housing; 3. a rubber pad; 4. a fixing mechanism; 41. a first fixed block; 42. a second fixed block; 43. a bolt; 5. a pressure regulating mechanism; 51. a first cylinder; 52. a first air hole; 53. a first piston; 54. a connecting block; 55. a screw; 56. a turntable; 57. a vertical rod; 6. a warning mechanism; 61. a second cylinder; 62. a second air hole; 63. a partition plate; 64. a battery holder; 65. a power supply; 66. a conductive rod; 67. a warning light; 7. a sliding mechanism; 71. a second piston; 72. a first spring; 73. a slide bar; 74. a conductive block; 8. an auxiliary mechanism; 81. a fixed sleeve; 82. a sliding sheet; 83. and a second spring.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-6, a real-time monitoring device and a monitoring method for leakage of an oil and gas transportation pipeline comprise a first shell 1 and a second shell 2, wherein rubber pads 3 are fixedly connected to the first shell 1 and the second shell 2, a fixing mechanism 4 is commonly connected to the first shell 1 and the second shell 2, a pressure regulating mechanism 5 is connected to the first shell 1, the pressure regulating mechanism 5 comprises a first cylinder 51, a first air hole 52 and a first piston 53, the first cylinder 51 is fixedly connected to the first shell 1, the first piston 53 is slidingly connected to the inner wall of the first cylinder 51, the first air hole 52 is arranged on the first shell 1, a warning mechanism 6 is connected to the first shell 1, the warning mechanism 6 comprises a second cylinder 61, a second air hole 62, a partition 63, a battery holder 64, a power supply 65, a conductive rod 66 and a warning lamp 67, the second air cylinder 61 is fixedly connected to the first casing 1, the second air hole 62 is formed in the first casing 1, the partition 63 is fixedly connected to the inner wall of the second air cylinder 61, the battery holder 64 is fixedly connected to the partition 63, the power supply 65 is arranged in the battery holder 64, the conducting rod 66 is electrically connected to the power supply 65, the warning lamp 67 is fixedly connected to the outer side of the second air cylinder 61, the warning lamp 67 is electrically connected to the conducting rod 66, the sliding mechanism 7 and the auxiliary mechanism 8 are connected to the second air cylinder 61, the air pressure in the first air cylinder 51 and the first casing 1 and the second casing 2 is reduced along with the sliding of the first piston 53, the second piston 71 in the second air cylinder 61 slides downwards under the condition that the air pressure is reduced, the sliding rod 73 is driven to move, the conducting block 74 which is originally contacted with the conducting rod 66 is not connected to the conducting rod 66 any more, therefore, the circuit formed by the whole conducting rod 66 is disconnected, the originally lighted warning lamp 67 is turned off, and at the moment, under the action of air pressure, the second piston 71 slides, but the first spring 72 is in a stretched state, and by installing devices on a plurality of pipe sections respectively, the pipe section with leakage can be determined through the lighted position of the warning lamp 67 when the leakage occurs on different pipe sections.
As a technical optimization scheme of the invention, the fixing mechanism 4 comprises a first fixing block 41, a second fixing block 42 and bolts 43, wherein a plurality of first fixing blocks 41 are fixedly connected to the first casing 1, a plurality of second fixing blocks 42 are fixedly connected to the second casing 2, the bolts 43 are respectively connected to the first fixing blocks 41 in a rotating mode, the bolts 43 are respectively connected with the second fixing blocks 42 in a threaded mode, the first casing 1 and the second casing 2 are placed at a pipe section to be monitored, the first casing 1 and the second casing 2 are combined together, the first fixing blocks 41 and the second fixing blocks 42 can be fixed together through the bolts 43, so that the first casing 1 and the second casing 2 can wrap a pipeline together, and the rubber gasket 3 can ensure air tightness between the first casing 1 and the second casing 2.
As a technical optimization scheme of the invention, the pressure regulating mechanism 5 further comprises a connecting block 54 and a screw 55, the connecting block 54 is fixedly connected to the first piston 53, the screw 55 is rotatably connected to the connecting block 54, and the screw 55 is in threaded connection with the first cylinder 51.
As a technical optimization scheme of the invention, the pressure regulating mechanism 5 further comprises a rotary table 56 and a vertical rod 57, one end of the screw 55, which is positioned outside the first cylinder 51, is fixedly connected with the rotary table 56, the inner wall of the first cylinder 51 is fixedly connected with two vertical rods 57, and the two vertical rods 57 are both in sliding connection with the first piston 53.
As a technical optimization scheme of the invention, the sliding mechanism 7 comprises a second piston 71 and a first spring 72, the second piston 71 is connected to the inner wall of the second cylinder 61 in a sliding manner, and the first spring 72 is fixedly connected between the second piston 71 and the partition 63.
As a technical optimization scheme of the present invention, the sliding mechanism 7 further includes a sliding rod 73 and a conductive block 74, the sliding rod 73 is fixedly connected to the second piston 71, the sliding rod 73 is slidably connected to the partition 63, the conductive block 74 is fixedly connected to the sliding rod 73, the conductive block 74 is movably connected to the conductive rod 66, under the condition that the air pressure becomes smaller, the second piston 71 in the second cylinder 61 slides down to drive the sliding rod 73 to move, the sliding rod 73 slides to make the conductive block 74 originally contacted with the conductive rod 66 no longer connected with the conductive rod 66, so that the circuit formed by the whole conductive rod 66 is disconnected, the warning lamp 67 which is originally turned on is turned off, once the pipe leaks, the air pressure between the first casing 1 and the second casing 2 is increased due to the leakage of the air pressure, the second piston 71 slides up under the action of the first spring 72 to drive the conductive block 73 to make the conductive block 74 on the sliding rod 73 contact with the conductive rod 66 again, the conductive rod 66 is turned on, and the power supply 65 is turned on to the conductive rod 66 to turn on the circuit 67.
As a technical optimization scheme of the invention, the auxiliary mechanism 8 comprises a fixed sleeve 81, a sliding vane 82 and a second spring 83, wherein the fixed sleeve 81 is fixedly connected to the outer side of the second cylinder 61, the sliding vane 82 is slidably connected to the inside of the fixed sleeve 81, the second spring 83 is fixedly connected between the sliding vane 82 and the fixed sleeve 81, and a through hole in which the sliding vane 82 is located can be opened by sliding the sliding vane 82, so that the operation of the power supply 65 is facilitated.
As a technical optimization scheme of the invention, the monitoring method comprises the following steps:
s1: the pipe to be inspected is placed between the first housing 1 and the second housing 2, that is, the pipe is clamped by the first housing 1 and the second housing 2, and the first housing 1 and the second housing 2 are firmly fixed together by the fixing mechanism 4.
S2: by operating the pressure regulating mechanism 5 to reduce the air pressure in the first cylinder 51, the first piston 53 is slid, and the air pressure in the space in the entire first housing 1 and the second housing 2 is reduced.
S3: because the pressure regulating mechanism 5 causes the air pressure change in the whole device, the warning mechanism 6 correspondingly changes, and whether the oil gas leakage occurs in the pipeline can be judged by whether the warning lamp 67 on the warning mechanism 6 is on or not.
When the invention is used, firstly, the power supply 65 is charged, the first shell 1 and the second shell 2 are placed at a pipe section to be monitored, the first shell 1 and the second shell 2 are combined together, the first fixing blocks 41 and the second fixing blocks 42 are fixed together through the bolts 43, so that the first shell 1 and the second shell 2 wrap a pipeline together, the rubber pad 3 can ensure the air tightness between the first shell 1 and the second shell 2, after the first shell 1 and the second shell 2 are installed, the rotating disc 56 is rotated to drive the screw 55 to rotate, so that the connecting block 54 moves in the first cylinder 51, the first piston 53 is driven to slide upwards in the first cylinder 51, the air pressure in the first cylinder 51 and the first shell 1 and the second shell 2 is reduced along with the sliding of the first piston 53, and under the condition of the reduced air pressure, the second piston 71 in the second cylinder 61 slides downwards to drive the slide bar 73 to move, the slide bar 73 slides to enable the conducting block 74 which is originally contacted with the conducting rod 66 to be disconnected with the conducting rod 66, so that a circuit formed by the whole conducting rod 66 is disconnected, the originally lighted warning lamp 67 is extinguished, and at the moment, under the action of air pressure, although the second piston 71 slides, the first spring 72 is in a stretched state, the warning lamp 67 is not lighted, the pipeline for transporting oil gas is not leaked, once the pipeline leaks, the oil gas in the pipeline leaks into the space in the first shell 1 and the second shell 2, at the moment, the air pressure between the first shell 1 and the second shell 2 is increased due to the leakage of the oil gas, the second piston 71 slides upwards under the action of the first spring 72 to drive the slide bar 73 to move upwards, so that the conducting block 74 on the slide bar 73 is contacted with the conducting rod 66 again, the conducting rod 66 circuit at this moment is conducted, the power supply 65 supplies power to the conducting rod 66 circuit, and then the warning lamp 67 is also lightened, the lightened warning lamp 67 at this moment indicates that oil gas leakage occurs in the pipeline, and through installing devices on a plurality of pipe sections respectively, the pipe section with leakage can be determined through the lightened position of the warning lamp 67 when leakage occurs in different pipe sections.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (2)
1. The utility model provides an oil gas transportation pipeline leakage real-time supervision device, includes first shell (1) and second shell (2), its characterized in that: the utility model discloses a battery pack, including first shell (1) and second shell (2), all fixedly connected with rubber pad (3) on first shell (1) and second shell (2), be connected with fixed establishment (4) on first shell (1) and second shell (2) jointly, be connected with pressure regulating mechanism (5) on first shell (1), pressure regulating mechanism (5) include first cylinder (51), first air vent (52) and first piston (53), fixed connection on first cylinder (51) are on first shell (1), sliding connection has on the inner wall of first cylinder (51) first piston (53), have seted up on first shell (1) first air vent (52), be connected with warning mechanism (6) on first shell (1), warning mechanism (6) include second cylinder (61), second air vent (62), baffle (63), battery holder (64), power supply (65), conducting rod (66) and warning lamp (67), fixed connection on first shell (1) second cylinder (61), be equipped with on first shell (1) first air vent (52), be connected with on second battery holder (64), the power supply (65) is electrically connected with the conducting rod (66), the outside of the second air cylinder (61) is fixedly connected with the warning lamp (67), the warning lamp (67) is electrically connected with the conducting rod (66), and the second air cylinder (61) is connected with the sliding mechanism (7) and the auxiliary mechanism (8);
The fixing mechanism (4) comprises a first fixing block (41), a second fixing block (42) and bolts (43), wherein a plurality of first fixing blocks (41) are fixedly connected to the first shell (1), a plurality of second fixing blocks (42) are fixedly connected to the second shell (2), the bolts (43) are respectively and rotatably connected to the first fixing blocks (41), and the bolts (43) are respectively and spirally connected with the second fixing blocks (42);
The pressure regulating mechanism (5) further comprises a connecting block (54) and a screw rod (55), the connecting block (54) is fixedly connected to the first piston (53), the screw rod (55) is rotationally connected to the connecting block (54), and the screw rod (55) is in threaded connection with the first cylinder (51);
the pressure regulating mechanism (5) further comprises a rotary table (56) and vertical rods (57), one end of the screw rod (55) positioned outside the first air cylinder (51) is fixedly connected with the rotary table (56), two vertical rods (57) are fixedly connected to the inner wall of the first air cylinder (51), and the two vertical rods (57) are both in sliding connection with the first piston (53);
The sliding mechanism (7) comprises a second piston (71) and a first spring (72), the second piston (71) is connected to the inner wall of the second cylinder (61) in a sliding manner, and the first spring (72) is fixedly connected between the second piston (71) and the partition plate (63);
the sliding mechanism (7) further comprises a sliding rod (73) and a conductive block (74), the sliding rod (73) is fixedly connected to the second piston (71), the sliding rod (73) is in sliding connection with the partition plate (63), the conductive block (74) is fixedly connected to the sliding rod (73), and the conductive block (74) is movably connected with the conductive rod (66);
The auxiliary mechanism (8) comprises a fixed sleeve (81), a sliding sheet (82) and a second spring (83), wherein the fixed sleeve (81) is fixedly connected to the outer side of the second air cylinder (61), the sliding sheet (82) is slidably connected to the inner portion of the fixed sleeve (81), and the second spring (83) is fixedly connected between the sliding sheet (82) and the fixed sleeve (81).
2. The monitoring method of the oil and gas transportation pipeline leakage real-time monitoring device according to claim 1, wherein the monitoring method comprises the following steps: the monitoring method comprises the following steps:
S1: the pipeline to be detected is arranged between the first shell (1) and the second shell (2), namely the pipeline is clamped by the first shell (1) and the second shell (2), and the first shell (1) and the second shell (2) are firmly fixed together through the fixing mechanism (4);
S2: the pressure regulating mechanism (5) is operated to reduce the air pressure in the first air cylinder (51), so that the first piston (53) slides, and the air pressure in the space in the whole first shell (1) and the second shell (2) is reduced;
S3: because the pressure regulating mechanism (5) causes the air pressure change in the whole device, the warning mechanism (6) correspondingly changes, and whether the oil gas leakage occurs in the pipeline can be judged by judging whether the warning lamp (67) on the warning mechanism (6) is on or not.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202210204264.3A CN114593371B (en) | 2022-03-03 | 2022-03-03 | Oil gas transportation pipeline leakage real-time monitoring device and monitoring method |
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| CN202210204264.3A CN114593371B (en) | 2022-03-03 | 2022-03-03 | Oil gas transportation pipeline leakage real-time monitoring device and monitoring method |
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| CN114593371A CN114593371A (en) | 2022-06-07 |
| CN114593371B true CN114593371B (en) | 2024-06-25 |
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| CN114593371A (en) | 2022-06-07 |
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